/*
 * Copyright (C) 2019 The Turms Project
 * https://github.com/turms-im/turms
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package im.turms.client.model

import im.turms.client.model.proto.model.user.UserInfo
import im.turms.client.model.proto.notification.TurmsNotification

/**
 * @author James Chen
 */
class UserInfoWithVersion {
    var userInfo: UserInfo? = null
    var lastUpdatedDate: Long = 0

    companion object {
        @JvmStatic
        fun from(notification: TurmsNotification?): UserInfoWithVersion? {
            if (notification == null || !notification.hasData()) {
                return null
            }
            val data = notification.data
            if (!data.hasUsersInfosWithVersion()) {
                return null
            }
            val usersInfosWithVersion = data.usersInfosWithVersion
            val userInfoWithVersion = UserInfoWithVersion()
            if (usersInfosWithVersion.userInfosCount > 0) {
                userInfoWithVersion.userInfo = usersInfosWithVersion.getUserInfos(0)
            }
            userInfoWithVersion.lastUpdatedDate = usersInfosWithVersion.lastUpdatedDate
            return userInfoWithVersion
        }
    }

}